CVE-2008-4934

CVE Details

Release Date:	2008-11-05
Impact:	Low	What is this?

Description

The hfsplus_block_allocate function in fs/hfsplus/bitmap.c in the Linux kernel before 2.6.28-rc1 does not check a certain return value from the read_mapping_page function before calling kmap, which allows attackers to cause a denial of service (system crash) via a crafted hfsplus filesystem image.

See more information about CVE-2008-4934 from MITRE CVE dictionary and NIST NVD

NOTE: The following CVSS metrics and score provided are preliminary and subject to review.

CVSS v2 metrics

Base Score:	7.8
Vector String:	AV:N/AC:L/Au:N/C:N/I:N/A:C
Version:	2.0
Attack Vector:	Network
Attack Complexity:	Low
Authentication:	None
Confidentiality Impact:	None
Integrity Impact:	None
Availability Impact:	Complete

Errata information

Platform	Errata	Release Date
Oracle Enterprise Linux version 4 (kernel)	ELSA-2009-0014	2009-01-15
Oracle Enterprise Linux version 4 (ocfs2-2.6.9-78.0.13.0.1.EL)	ELSA-2009-0014	2009-01-15
Oracle Enterprise Linux version 4 (oracleasm-2.6.9-78.0.13.0.1.EL)	ELSA-2009-0014	2009-01-15
Oracle Linux version 5 (kernel)	ELSA-2009-0264	2009-02-11
Oracle Linux version 5 (ocfs2-2.6.18-128.1.1.0.1.el5)	ELSA-2009-0264	2009-02-11
Oracle Linux version 5 (oracleasm-2.6.18-128.1.1.0.1.el5)	ELSA-2009-0264	2009-02-11